| Collector | Larsen, K. |
| Number | 45609 |
| Collected with | Supee S. Larsen, Christian Tange, Robbin Moran, T. Niyomdham & P. Puudjaa |
| Country | Thailand |
| Subpart | NARATHIWAT |
| County | |
| Locality | Chatwarin Falls. Evergreen rainforest along watercourse |
| Coordinates | 6° 5' N 101° 50' E |
| Minimum elevation (m) | 150 |
| Maximum elevation (m) | 300 |
| Start date | 1995/08/15 |
| End date | 1995/08/15 |
| Family | Aristolochiaceae |
| Identification | Thottea grandiflora Rottb. |
| Determined by | Larsen, K. (AUU), 1998. |
| Identification qualifier | |
| Field notes | Undershrub. Stem fingerthick. Flowers dark purple |
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